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Finding the Fourth Proportional to 16,907.43, 25,344.68 and 7,049.54

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Solution

The fourth proportional to 16,907.43, 25,344.68 and 7,049.54 is: 10,567.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,907.43 : 25,344.68 = 7,049.54 : x
  2. Step 2: Convert to fraction form
    16,907.43/25,344.68 = 7,049.54/x
  3. Step 3: Cross multiply
    16,907.43x = 25,344.68 × 7,049.54
  4. Step 4: Simplify right side
    16,907.43x = 178,668,173.48
  5. Step 5: Solve for x
    x = 178,668,173.48/16,907.43
  6. Step 6: Final answer
    x = 10,567.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.